Model: F4-2133C15S-4GNT, Capacity: 4GB, Type : 288-Pin DDR4 SDRAM, Speed : DDR4 2133 (PC4 17000), CAS Latency : 15, Timing : 15-15-15-35, Voltage : 1.20V, ECC : No, Buffered/Registered : Unbuffered, Chipset: Intel Z170 Platform / Intel X99 Platform, Recommend Use: High Performance or Gaming Memory, Warranty: Lifetime Limited Warranty Aimed for the best price/performance value, every G.SKILL value memory kit is 100% screened for the maximum quality, while maintaining awesome affordability. It's the best choice to build a budget performance PC.